// Copyright 2020 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine Master
// License Agreement.

#include "oemcrypto_fuzz_helper.h"

namespace wvoec {
extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
  // Redirect printf and log statements from oemcrypto functions to a file to
  // reduce noise
  RedirectStdoutToFile();
  if (size < sizeof(ODK_ParsedLicense) + sizeof(MessageData)) {
    return 0;
  }
  OEMCryptoLicenseAPIFuzz license_api_fuzz;
  license_api_fuzz.license_messages().SignAndVerifyRequest();
  // Interpreting input fuzz data as unencrypted (core_response + license
  // message data) from license server.
  license_api_fuzz.license_messages().InjectFuzzedResponseData(data, size);

  // Convert OEMCrypto_LicenseType in core_response to a valid enum value.
  ConvertDataToValidEnum(
      OEMCrypto_LicenstType_MaxValue,
      &license_api_fuzz.license_messages().core_response().license_type);

  license_api_fuzz.license_messages().EncryptAndSignResponse();
  license_api_fuzz.license_messages().LoadResponse();
  return 0;
}
}  // namespace wvoec